[StructuredAuthnConfig] update alpha milestone to v1.29

Signed-off-by: Anish Ramasekar <[email protected]>

Author: aramase

keps/sig-auth/3331-structured-authentication-configuration/README.md

@@ -664,7 +664,7 @@ Note that as of 2023-06-06, the existing OIDC authenticator has no integration o
 
 Unit tests will be expanded to cover the new feature set of this KEP:
 
-- Structured config (including valdation)
+- Structured config (including validation)
 - CEL based expressions
 - Multiple client ID support
 - Discovery URL overrides

keps/sig-auth/3331-structured-authentication-configuration/kep.yaml

@@ -12,11 +12,11 @@ approvers:
 creation-date: "2022-06-02"
 status: implementable
 stage: alpha
-latest-milestone: "v1.28"
+latest-milestone: "v1.29"
 milestone:
-  alpha: "v1.28"
-  beta: "v1.29"
-  stable: "v1.31"
+  alpha: "v1.29"
+  beta: "v1.30"
+  stable: "v1.32"
 feature-gates:
 - name: StructuredAuthenticationConfiguration
   components: